The rate of obesity and bariatric surgery is rising steadily. Though Bariatric Surgery Influences on aspects such as endocrin analysis, finance, etc are well tested, quantitative and quality voice impacts have not been evaluated. The aim of the study is to recruit 50 patients who underwent bariatric surgery and compare voice quality in each of these patients before and after surgery.
Study Type
OBSERVATIONAL
Enrollment
50
Stroboscopic evaluation of the larynx
A visual examination of the larynx
Time frame: 2/16-2/20
Dysphagia handicap Index
Validitated questioners for dysphagia which result in a score
Time frame: 2/16-2/20
EAT 10
Validitated questioners for dysphagia which result in a score
Time frame: 2/16-2/20
Voice Handicap Index
Validitated questioners for dysphagia which result in a score
Time frame: 2/16-2/20
Average Fundamental frequency
part of voice assessment, in Hertz
Time frame: 2/16-2/20
Mean Fundamental frequency
part of voice assessment, in Hertz
Time frame: 2/16-2/20
Highest Fundamental frequency
part of voice assessment, in Hertz
Time frame: 2/16-2/20
Lowest Fundamental frequency
part of voice assessment, in Hertz
Time frame: 2/16-2/20
Standard deviation of Fundamental frequency
part of voice assessment, in numbers
Time frame: 2/16-2/20
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Noise to harmonic ratio
part of voice assessment, a descripitive measure of voice quality
Time frame: 2/16-2/20
Voice turbulence Index
part of voice assessment
Time frame: 2/16-2/20
Absolute gitter
Variability of frequency
Time frame: 2/16-2/20
Jitter percent
assessment of voice variability
Time frame: 2/16-2/20
Shimmer percent
assessment of voice variability
Time frame: 2/16-2/20
Shimmer in dB
variability of voice volume
Time frame: 2/16-2/20